.bigbox {
    overflow-x: hidden;
}

.navBox {
    width: 100vw;
    height: 300px;
    background: url(https://www.jxvc.jx.cn/images-x/head-hbg.jpg) no-repeat;
    content: '';
    clear: both;
    display: block;
    position: relative;
}

.navBox_img {
    width: 380px;
    height: 90px;
    margin-left: 20px;
}

.navBox_img>img {
    max-width: 100%;
}

.navBox>.navBox_nav {
    width: 500px;
    height: 30px;
    /* border: 1px solid black; */
    float: right;
    margin-top: -60px;
    padding-right: 10px;
}

.navBox>.navBox_nav>span {
    font-size: 14px;
    color: white;
    margin-left: 20px;
}

.navBox>.navBox_nav>span::after {
    width: 1px;
    height: 15px;
    display: inline-block;
    content: "";
    margin-left: 10px;
    transform: translateY(20%);
    background-color: white;
}

.navBox>.navBox_nav>input {
    height: 20px;
    width: 150px;
    background-color: white;
    border-radius: 20px;
    margin-left: 10px;
    padding-left: 16px;
    /* display: none; */
}

.navBox>.navBox_nav>.sousuo {
    transform: translateY(30%);
    margin-left: 10px;
    display: inline-block;
}

.navBox>.navBox_nav>.sousuo>img {
    width: 20px;
    height: 20px;
}

.body_nav {
    height: 30px;
    width: 100vw;
    display: flex;
    justify-content: space-around;
    align-items: center;
    /* border: 1px solid black; */
    font-size: 16px;
    color: white;
    position: absolute;
    margin-top: 12px;
    right: 5px;
}

.body_nav>li {
    height: 60px;
    width: 82px;
    position: relative;
    text-align: center;
    line-height: 50px;
}

.body_nav>li>.hover_ul {
    position: absolute;
    box-sizing: border-box;
    height: 0px;
    width: 80px;
    background-color: #b93640;
    z-index: 9999;
    top: 56px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    overflow: hidden;

}

.body_nav>li:hover>.hover_ul {
    height: 300px;
    transition: height .5s linear;
    border-top: 2px solid yellow;
}

/* @keyframes high {
    0% {
        height: 0;
    }

    100% {
        height: 300px;
    }
} */




.carousel {
    width: 100vw;
    height: 450px;
    /* border: 1px solid black; */
    position: relative;
}

.carousel>.carousel-images {
    width: 96vw;
    height: 600px;
    /* background-color: black; */
    position: absolute;
    margin-left: 1.5vw;
    margin-top: -150px;
    display: flex;
    transition: transform 0.5s ease;
}

.carousel>.carousel-images img {
    width: 100%;
}

.bg_house {
    width: 100vw;
    height: 600px;
    background: url(https://www.jxvc.jx.cn/images-x/cytzmt-bbg.png) center center no-repeat;

}

.bg_house>.bg_house_nav {
    /* border: 1px solid black; */
    width: 800px;
    height: 100px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 0 auto;
}



.bg_house>.bg_house_nav>li>span:first-child {
    font-size: 34px;
    font-weight: bold;
    color: #4c4c4c;
}



.bg_house>.bg_house_nav>li>span:nth-child(2) {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin-right: 2px;
    margin-left: 2px;
}


.bg_house>.bg_house_nav>li>span:nth-child(3) {
    font-size: 20px;
    color: #999999;
    font-family: 'Times New Roman', Times, serif;
}

.bg_house>.bg_house_nav>li>span.bg_house_nav_active {
    color: #c3122c;
}


.bg_house>.bg_house_content {
    width: 80vw;
    height: 350px;
    /* border: 1px solid black; */
    margin-top: 100px;
    margin: 0 auto;
    /* display: none; */
}

.bg_house>.bg_house_content>li:nth-child(1) {
    /* display: none; */
}

.bg_house>.bg_house_content>li>.bg_house_content_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 1fr 1fr;
    gap: 10px;
}

.bg_house>.bg_house_content>li>.bg_house_content_grid>div {
    background-color: white;

}

.bg_house>.bg_house_content>li>.bg_house_content_grid>div>div {
    width: 200px;
    height: 170px;
    overflow: hidden;
}

.bg_house>.bg_house_content>li>.bg_house_content_grid>div>div>img {
    width: 200px;
    height: 170px;
}



.bg_house>.bg_house_content>li>.bg_house_content_grid>div>div>img:hover {
    transform: scale(1.2);
    transition: all 0.2s linear;
}


.bg_house>.bg_house_content>li:nth-child(2),
.bg_house>.bg_house_content>li:nth-child(3) {
    display: none;
    flex-direction: column;
    width: 80vw;
    height: 350px;
    justify-content: space-between;
    align-items: center;

}

.bg_house>.bg_house_content>li:nth-child(2)>.li_top,
.li_bottom {
    height: 165px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;

}

.bg_house>.bg_house_content>li:nth-child(2)>.li_top>div {
    width: 49%;
    height: 100%;
    background-color: white;
}

.bg_house>.bg_house_content>li:nth-child(2)>.li_bottom>div {
    width: 32%;
    height: 100%;
    background-color: white;
}


.bg_house>.bg_house_content>li:nth-child(3) {
    display: flex;
    flex-direction: column;
    width: 80vw;
    height: 350px;
    justify-content: space-between;
    align-items: center;
    display: none;
}

.bg_house>.bg_house_content>li:nth-child(3)>.li_top,
.li_bottom {
    height: 165px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;

}

.bg_house>.bg_house_content>li:nth-child(3)>.li_top>div {
    width: 49%;
    height: 100%;
    background-color: white;
}

.bg_house>.bg_house_content>li:nth-child(3)>.li_bottom>div {
    width: 32%;
    height: 100%;
    background-color: white;
}

.bg_house>.bg_house_content>li:nth-child(4) {
    display: none;
    width: 80vw;
    height: 350px;
    justify-content: space-between;
    align-items: center;
}

.bg_house>.bg_house_content>li:nth-child(4)>.li_left,
.li_right {
    height: 350px;
    width: 49%;
    background-color: white;
}

.more {
    width: 147px;
    height: 36px;
    display: block;
    color: #c3122c;
    border: 1px solid #c3122c;
    padding-left: 18px;
    box-sizing: border-box;
    line-height: 36px;
    background: url(https://www.jxvc.jx.cn/images-x/more-icon.png) no-repeat 105px center;
    margin: 30px auto;
    transition: all 0.5s;
}

.more:hover {
    background: url(https://www.jxvc.jx.cn/images-x/more-icon.png) no-repeat 90px center;
}

.yellow_pic {
    width: 100vw;
    height: 250px;
    background: url(https://www.jxvc.jx.cn/images-x/db8tp-bg.png)no-repeat;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.yellow_pic>li {
    width: calc(100% /7);
    height: 70%;
    margin-top: px;
    /* border: 1px solid black; */
}

.yellow_pic>li>img {
    width: 90px;
    height: 110px;
    margin: auto;

}

.yellow_pic>li>span {
    display: block;
    font-size: 20px;
    color: #fff;
    font-weight: bold;
    margin: 8px auto;
    text-align: center;
}

.yellow_pic>li:hover>img {
    transform: rotate(180deg);
    transition: all 1s;
}


.footer {
    display: block;
    clear: both;
    content: "";
    overflow: hidden;
    /* 解决高度塌陷 */
    width: 100vw;
    color: #fff;
    height: 300px;
    background: url(https://www.jxvc.jx.cn/images-x/footer-bg.png) center center no-repeat;
}

.footer>.footer_youqin {
    width: 180px;
    text-align: left;
    font-size: 24px;
    font-weight: bold;
    margin-top: 30px;
    margin-left: 100px;
}

.footer>.footer_youqin>span {
    font-size: 18px;
    font-weight: normal;
}

.footer>div:nth-child(2) {
    float: right;
    height: 65px;
    width: 900px;
    /* border: 1px solid black; */
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-top: -30px;
    margin-right: 370px;
}

.footer>div:nth-child(2)>span {
    width: calc(100% / 5);
    height: calc(65px / 2);

}

.footer_bottom {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 1200px;
    height: 100px;
    /* border: 1px solid black; */
    margin: 80px 100px;
    font-size: 14px;
}

.footer_bottom>div:nth-child(2)>p {
    margin: 6px;
}

.footer_bottom>div:nth-child(2)>p>img {
    width: 20px;
    height: 20px;
    display: inline-block;
}

.footer_bottom>div:nth-child(3)>img {
    height: 92px;
    width: 92px;
    margin: 5px;
    display: inline-block;
}

.footer_bottom>div:nth-child(3)>img:nth-child(3) {
    height: 65px;
    width: 50px;
    margin-left: 15px;
    margin-bottom: 32px;
}